Table 2 Operative parameters in 3D and 2D groups
From: Case-matched study of short-term effects of 3D vs 2D laparoscopic radical resection of rectal cancer
Parameters | 3D group (n = 23) | 2D group (n = 23) | t/χ 2 | P |
|---|---|---|---|---|
Operation duration(min) | 172.2 ± 27.5 | 192.6 ± 22.3 | 2.079 | 0.008 |
Operation hemorrhage(min) | 247.0 ± 173.6 | 282.6 ± 195.6 | 0.204 | 0.654 |
Duration of retention catheterization(day) | 5.6 ± 1.9 | 6.3 ± 2.0 | 0.017 | 0.897 |
Lymph node detection | 17.3 ± 5.2 | 17.1 ± 5.3 | 0.264 | 0.610 |
Flatus time(day) | 2.8 ± 0.8 | 3.1 ± 1.0 | 1.45 | 0.235 |
Duration of hospitalization(day) | 11.5 ± 4.7 | 11.3 ± 3.65 | 1.93 | 0.633 |